Mesa (mesa_7_4_branch): intel: added null screen->dri2.loader pointer check
Brian Paul
brianp at kemper.freedesktop.org
Mon Apr 20 22:15:29 UTC 2009
Module: Mesa
Branch: mesa_7_4_branch
Commit: c38397866d514d7776b0f876123be5718802482b
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=c38397866d514d7776b0f876123be5718802482b
Author: Brian Paul <brianp at vmware.com>
Date: Mon Apr 20 16:12:16 2009 -0600
intel: added null screen->dri2.loader pointer check
Fixes front-buffer rendering with DRI1.
---
src/mesa/drivers/dri/intel/intel_context.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c
index ddcd264..ecaf6b4 100644
--- a/src/mesa/drivers/dri/intel/intel_context.c
+++ b/src/mesa/drivers/dri/intel/intel_context.c
@@ -534,7 +534,8 @@ intel_flush(GLcontext *ctx, GLboolean needs_mi_flush)
if ((ctx->DrawBuffer->Name == 0) && intel->front_buffer_dirty) {
__DRIscreen *const screen = intel->intelScreen->driScrnPriv;
- if ((screen->dri2.loader->base.version >= 2)
+ if (screen->dri2.loader
+ && (screen->dri2.loader->base.version >= 2)
&& (screen->dri2.loader->flushFrontBuffer != NULL)) {
(*screen->dri2.loader->flushFrontBuffer)(intel->driDrawable,
intel->driDrawable->loaderPrivate);
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